Cangzhou Great Drill Bits Co., Ltd

Cangzhou Great Drill Bits Co. Ltd founded in 2010,specialized in processing research of steel and diamond materials,is involved in the development,design,production and sales of petroleum equipment, up to now we have being the top material supplier of CNPC,SINOPEC,CNOOC.We provide the bits from 3〞to 26〞of the PDC bits,rock bits,Reaming tools,etc.